《仁爱英语八年级上册稿件Unit》由会员分享，可在线阅读，更多相关《仁爱英语八年级上册稿件Unit（5页珍藏版）》请在金锄头文库上搜索。
1、Unit 4 Our WorldTopic 1 Which do you like better, plants or animals?Section A【重点单词和短语】1. think about 考虑2. enjoy the beauties of nature 享受大自然的美景3. on the farm 在农场上4. enjoy the beauty of nature 享受大自然5. chat with 与聊天【自主学习】不规则名词的复数。sheep-sheep (绵羊)goose-geese (鹅)mouse-mice (老鼠，鼠标)如：Look at this picture.
2、 There are many sheep on the hill. There are ten geese in the river and three mice in the tree. 看这张图画，山上有许多绵羊，河里有十只鹅，树上有三只老鼠。Section B【重点短语】1. take photos/pictures 照相2. talk about 谈论3. talk with/to 与交谈4. give sb. joy 给某人乐趣5. play with 与玩6. bothand 和都；两者都7. as we knowit is well known that众所周知8. share
3、 with . 与分享9. different kinds of 不同种类的10. feed on 以为食11. in the future 在将来12. be important to/for sb. 对来说很重要【自主学习】1. They give us joy. 它们给我们带来了乐趣。joy 不可数名词，意为“欢欣，喜悦”。如：There were tears of joy in her eyes. 她眼里噙着喜悦的泪水。拓展：(1) to sb.s joy 让某人高兴的是。如：To my joy, he passed the English exam. 令我高兴的是，他英语考试及格了。
4、(2) jump for joy 高兴地跳起来。如：They jumped for joy when they heard the good news. 当他们听到那个好消息时，高兴得跳了起来。3. Insects feed on plants. 昆虫以植物为食。feed v. 喂，养。feed on 以为食。如：People in the south feed on rice. 南方人以米饭为食。拓展：(1) feed sth. on sb./sth. 把喂给吃。如：She fed milk to the baby. 她喂奶给孩子吃。(2) feed sb./sth. with sth. 拿
5、来喂，with可以换成on。如：The children was feeding the monkey with/on a banana. 孩子们正用香蕉喂猴子。Section C【重点短语】1. thousands of 成千上万的2. lots of=a lot of=plenty of 许多3. the lungs of the earth 地球之肺4. control the climate 控制气候5. be necessary for 对必要6. provide sb. with sth. =provide sth. for sb. 为某人提供某物7. different kind
6、s of 不同种类的8. play an important part in doing sth. 在做某事方面扮演重要角色9. die out 灭绝，消失10. all living things 所有的生物11. on earth 究竟；在地球上【自主学习】1. Rainforests cover 6% of the earths surface. 热带雨林覆盖地球表面的百分之六。(1) cover v. 覆盖。如：Water covers most parts of the earth. 水覆盖着地球大部分地区。拓展：coverwith 用覆盖 如：They covered her wi
7、th a blanket. 他们给她盖上毛毯。cover n. 封面，封底。from cover to cover 从头到尾。如：Her face was on the cover of every magazine. 她登上了各杂志的封面。He always reads the newspaper from cover to cover. 他总是把报纸从头到尾看一遍。(2) 百分数的读法：先读基数词，再读百分号“%”(percent) 。如：6%读作six percent. (3) surface n. 表面，表层。构成的词组有：on the surface 表面上，从外表看。如：On th
8、e surface, he appeared unchanged. 看外表，他好像没变。2. But now, rainforests are becoming smaller and smaller, so we should protect them. 但是现在雨林变得越来越小。因此，我们应该保护它们。 “单音节形容词比较级+and+单音节形容词比较级”表示“越来越”。如：smaller and smaller“越来越小”；bigger and bigger “越来越大”。“more and more +多音节形容词的原级”也表示“越来越”。如：She became more and mo
9、re interested in music. 她对音乐越来越感兴趣了。拓展：“the +形容词比较级，the +形容词比较级”表示“越就越”。如：The more, the better. 越多越好。The busier he is, the happier he feels. 他越忙越快乐。Pandas have less and less land to live on. 熊猫可以居住的地方越来越少。The more careful you are, the fewer mistakes you will make. 越仔细，你就越少出差错。Section D【重点短语】1. in th
10、e forest 在森林里2. less and less 越来越少3. blue whale 蓝鲸4. in danger 处于危险中 out of danger 脱离危险5. in the south of 在的南方6. feed on 以为食【语法必会】形容词的比较级和最高级用法1.单音节形容词的比较级和最高级规则变化：比较级构成有特点，一般词尾把-er添；如果末尾有个e, 后面直接加上-r;辅音字母加上y, 把y改为-ier;一辅重读闭音节，末尾辅音要双写。最高级要加-est， 前面加the莫忘记。形容词若是多音节，more, most前面写。【说明】a. 一般在词尾加上-er, -e
11、st.如：tall-taller-tallest.b. 以字母e结尾的加-r, -st. 如：nice-nicer-nicest c. 以“辅音字母+ y” 结尾的双音节词，先变y为i, 再加-er, -est. 如：happy-happier-happiest d. 一辅重读闭音节，末尾辅音要双写。指重读闭音节词，词末只有一个辅音字母，这类词一般以“辅音字母+元音字母+辅音字母”结尾，而且中间的元音字母应单独发音，则应先双写这个辅音字母，再加-er, -est. 如：big-bigger-biggest thin-thinner-thinnestfat-fatter-fattest hot-
12、hotter-hottest 2.形容词副词比较等级不规则变化口诀坏病两多并两好。小的旧的和年长。远的farther和further【说明】坏病：指bad/ill/badly-worse-worst 两多：指many/much-more-most 两好：指good/well-better-best小的：指little-less-least 旧的：指old-older-older 年长：指old-elder-eldest远点：far-farther/further-farthest/furthest3. 形容词的比较级和最高级。多音节形容词及部分双音节形容词在其前加上more和most构成其比较
13、级和最高级，形容词最高级前必须加上定冠词the。如：important-more important-most importantbeautiful-more beautiful-most beautifulTigers are more dangerous than foxes. 老虎比狐狸更危险。Mr. Gao is the most popular of all the teachers. 高老师在所有老师中是最受欢迎的。I think animals are more interesting.我认为动物更有趣。I think roses are the most beautiful o
14、f all the flowers.我认为玫瑰花在所有的花中最漂亮。4. 巧记比较等级用法口诀判断三级有窍门，句中标志来找寻。very, quite, so, as与too, 形副原级紧跟后。两者相比比较级，常见than词在句中。much, a lot, a little, even要注意，它们也用比较级。三者（以上）作比较，in / of短语范围表。例句：That girl is very beautiful. 那个女孩很漂亮。In the countryside, the air is fresher, the sky is bluer, and there are also greener trees and clearer rivers. 在乡村，空气更清新，天空更蓝，并且也有更绿的树和更清澈的河流。Im much faster than you. 我比你快得多。And Im the biggest of all. 我是所有之中最大的。5.常用句型结构口诀两者比较比较级，三者以上最高级。若是两者一个样，原级用在asas间。甲不如乙来加not, 意义与less than无差别。程度递增“越来越”， and连接比较级。若是遇见多音节，more and more 要牢记。两种情况同时变，the more the better来呈现。【说明】表示比
